You gain extra points from winning, but its set up to be more about having fun playing the game
Limit Break seems to have a focus on equipment and making creatures exceed 3 power this may seem minor, but based on precedent, there will most assuredly be cards to support this strategy
Ouroboroid This 1/3 Plant Wurm might not look like much until combat begins and your entire board sprouts like it drank Miracle-Gro concentrate
It's got hands, and it's standing in the middle of some ruins, so maybe it's an abandoned statue holy ****, thats Kozilek
You can be more intentional with it, setting up top-decks and infinite combos with mana-reduction abilities plus cards that let you play from the top of your library
If the result of that roll is 1-10, the original spell or ability sees the result of the flip as tails